56456478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:378

約数の個数: 72

約数和(自身を含む): 134917848

約数和(自身を除く): 78461370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 169, 201, 234, 277, 338, 402, 507, 554, 603, 831, 871, 1014, 1206, 1521, 1662, 1742, 2493, 2613, 3042, 3601, 4986, 5226, 7202, 7839, 10803, 11323, 15678, 18559, 21606, 22646, 32409, 33969, 37118, 46813, 55677, 64818, 67938, 93626, 101907, 111354, 140439, 167031, 203814, 241267, 280878, 334062, 421317, 482534, 723801, 842634, 1447602, 2171403, 3136471, 4342806, 6272942, 9409413, 18818826, 28228239, 56456478]

約数ペア:

[(1, 56456478), (2, 28228239), (3, 18818826), (6, 9409413), (9, 6272942), (13, 4342806), (18, 3136471), (26, 2171403), (39, 1447602), (67, 842634), (78, 723801), (117, 482534), (134, 421317), (169, 334062), (201, 280878), (234, 241267), (277, 203814), (338, 167031), (402, 140439), (507, 111354), (554, 101907), (603, 93626), (831, 67938), (871, 64818), (1014, 55677), (1206, 46813), (1521, 37118), (1662, 33969), (1742, 32409), (2493, 22646), (2613, 21606), (3042, 18559), (3601, 15678), (4986, 11323), (5226, 10803), (7202, 7839)]